Mineral Evolution Database

Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.

Mineral locality data provided by mindat.org

The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.

Locality Name:
Ptarmigan Mine, Yellowknife, Mackenzie District, Northwest Territories, Canada

Oldest recorded age at locality: 2589
Youngest recorded age at locality: 2561

mindat Locality ID: 244458
mindat URL: http://www.mindat.org/loc-244458.html

Tectonic Settings:

Total number of sublocalities beneath "Ptarmigan Mine, Yellowknife, Mackenzie District, Northwest Territories, Canada": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Tom Mine

Latitude: 62°31'13"N
Longitude: 114°12'2"W
Decimal Degree (lat, lon): 62.520277777778,-114.20055555556

A	This mineral is Anthropogenic.
G	This mineral is directly dated.
B	This mineral is reported as having this age.
Y	This mineral is using an age reported as an element mineralization period.
O	This mineral is using an age calculated from all data at the locality.
R	The age displayed for this mineral originates from a different, non-child locality.
P	The age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
	This mineral's age has not yet been recorded.

Arsenopyrite	Calcite	Chalcopyrite	Copper	Nickeline	None	Pyrite	Quartz	Rocksalt	Scheelite
Sphalerite

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: As Au C Ca Cu Fe O Pb S Si W Zn

Elements from minerals reported directly at this locality: Cu

Structural Groups for minerals in this locality:
Arsenopyrite Calcite Chalcopyrite Copper Nickeline None Pyrite Quartz Rocksalt Scheelite
Sphalerite

11 IMA Minerals at location:

Arsenopyrite ()*	Calcite ()*	Chalcopyrite ()*	Copper ()*	Galena ()*
Gold ()*	Pyrite ()*	Pyrrhotite ()*	Quartz ()*	Scheelite ()*
Sphalerite ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Arsenopyrite ()*	Arsenopyrite	FeAsS	2589	2561	1	31091	9052
Calcite ()*	Calcite	Ca(CO₃)	2589	2561	1	31091	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	2589	2561	1	31091	27198
Copper ()*	Copper	Cu	2589	2561	0		3846
Galena ()*	Rocksalt	PbS	2589	2561	1	31091	24243
Gold ()*	Copper	Au	2589	2561	1	31091	30554
Pyrite ()*	Pyrite	FeS₂	2589	2561	1	31091	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	2589	2561	1	31091	9056
Quartz ()*	Quartz	SiO₂	2589	2561	1	31091	61156
Scheelite ()*	Scheelite	Ca(WO₄)	2589	2561	1	31091	4894
Sphalerite ()*	Sphalerite	ZnS	2589	2561	1	31091	21482

1 Ages assigned to this locality:

	Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Prioritized?	Sample Source	Sample Num	Run Num	Age from other Locality	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID	Age Notes
	Bradley_2012_011	2589	2561	2575±14	Ar/Ar			muscovite			Yes	Muscovite			24669	Yellowknife, Mackenzie District, Northwest Territories, Canada	Yellowknife - Prosperous	McCauley and Bradley (2014)	10.3749/canmin.52.2.183	CM52_183

All locality data graciously provided by mindat.org

All age data...